Added helper property to get the constructors of a class.

src/Bridge/Class.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Linq;
 
 namespace Cxxi
 {
@@ -111,6 +112,14 @@ namespace Cxxi
             get { return Type == ClassType.RefType; }
         }
 
+        public IEnumerable<Method> Constructors
+        {
+            get {
+                return Methods.Where(
+                    method => method.IsConstructor || method.IsCopyConstructor);
+            }
+        }
+
         public override T Visit<T>(IDeclVisitor<T> visitor)
         {
             return visitor.VisitClassDecl(this);